PT-2026-21403 · Funadmin · Funadmin

I4M6Da · Published 2026-02-22 · Updated 2026-02-24 · CVE-2026-2898

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions funadmin versions up to 7.1.0-rc4

Description A flaw exists in funadmin that allows for remote deserialization. This issue is located within the getMember function in the app/common/service/AuthCloudService.php file, part of the Backend Endpoint component. The cloud account argument is susceptible to manipulation, leading to the deserialization issue. The exploit for this issue is publicly available. The vendor was notified but did not respond.

Recommendations Versions prior to 7.1.0-rc4 are affected. As a temporary workaround, consider restricting access to the getMember function until a patch is available.

Exploit

Fix

RCE

Deserialization of Untrusted Data

Weakness Enumeration

CWE-20

CWE-502

Related Identifiers

CVE-2026-2898

GHSA-GCXP-XG77-798J

Affected Products

Funadmin

References · 15

• 🔥 https://github.com/I4m6da/CVE/issues/5 · Exploit
• 🔥 https://github.com/I4m6da/CVE/issues/5#issue-3890444166 · Exploit
• https://osv.dev/vulnerability/CVE-2026-2898 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-gcxp-xg77-798j · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-2898 · Security Note
• https://github.com/funadmin/funadmin · Note
• https://twitter.com/CVEarity/status/2025555245494046758 · Twitter Post
• https://vuldb.com/?ctiid.347209 · Note
• https://t.me/cveNotify/152744 · Telegram Post
• https://t.me/cveNotify/153020 · Telegram Post
• https://twitter.com/VulmonFeeds/status/2025390638162710541 · Twitter Post
• https://twitter.com/CVEnew/status/2025425447698530701 · Twitter Post
• https://vuldb.com/?id.347209 · Note
• https://vuldb.com/?submit.753976 · Note
• https://t.me/CVEtracker/45403 · Telegram Post